Why Soda Fizzes – Boyle’s Law Demonstration

You have probably cracked open a soda before to see the liquid fizz right up out of the bottle, creating a huge mess. Why does that happen? It has to do with the carbon dioxide gas that is added to the liquid to make it fizzy. Opening the bottle releases the built-up pressure by the gas inside, causing the gas-liquid mixture to rush out the bottle. In this activity, you will demonstrate with the help of air- and water-filled balloons how a gas changes volume depending on its pressure. Read more

Use these free hands-on STEM activities help teach students about states of matter. Free STEM Activities to Teach about States of Matter The following hands-on science activities from Science Buddies' library of STEM Activities for Kids can be used with students in or out of the classroom to explore states of matter science: Colorful Patterns in Melting Ice: colorful science activity helps students visualize and explore changes from solid to liquid.… Read more